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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QT3DRENDER_RENDER_OPENGL_RENDERERCACHE_P_H
#define QT3DRENDER_RENDER_OPENGL_RENDERERCACHE_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of other Qt classes. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <Qt3DRender/QFrameGraphNode>
#include <Qt3DRender/private/entity_p.h>
#include <renderviewjobutils_p.h>
#include <Qt3DRender/private/lightsource_p.h>
#include <rendercommand_p.h>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
namespace Render {
namespace OpenGL {
struct RendererCache
{
struct LeafNodeData
{
Matrix4x4 viewProjectionMatrix;
// Set by the FilterLayerJob
// Contains all Entities that satisfy the layer filtering for the RV
QVector<Entity *> filterEntitiesByLayer;
// Set by the MaterialParameterGatherJob
MaterialParameterGathererData materialParameterGatherer;
// Set by the SyncRenderViewPreCommandUpdateJob
// Contains caches of different filtering stages that can
// be cached across frame
QVector<Entity *> layeredFilteredRenderables; // Changes rarely
QVector<Entity *> filteredAndCulledRenderables; // Changes if camera is modified
QVector<LightSource> layeredFilteredLightSources;
// We keep two sets of filtered render commands
// and we flip in between them every frame
int viewIdx = 0;
bool requestFilteringAtNextFrame = false;
EntityRenderCommandDataViewPtr filteredRenderCommandDataViews[2];
};
// Variabled below are shared amongst all RV
// Set by CachingRenderableEntityFilterJob
QVector<Entity *> renderableEntities;
// Set by CachingComputableEntityFilterJob
QVector<Entity *> computeEntities;
// Set by CachingLightGathererJob
QVector<LightSource> gatheredLights;
EnvironmentLight* environmentLight;
// Per RV cache
// Leaves inserted by SyncRenderViewPostInitialization
QHash<FrameGraphNode *, LeafNodeData> leafNodeCache;
QMutex *mutex() { return &m_mutex; }
private:
QMutex m_mutex;
};
} // namespace OpenGL
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
#endif // QT3DRENDER_RENDER_OPENGL_RENDERERCACHE_P_H
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